Molding of propellants

Claim 1

A DEVICE FOR MOLDING PROPELLANTS WHICH COMPRISES MEANS FOR MIXING A SOLID OXIDANT AND A RUBBERY BINDER MATERIAL, A ROTATABLE RACK ADAPTED TO SUPPORT A PLURALITY OF MOLDS ABOUT ITS PERIPHERY, A PLURALITY OF MOLDS, EACH HAVING AN OPEN END AND A CLOSED END, POSITIONED IN SAID RACK, A FIXED PLATE POSITIONED ADJACENT SAID RACK IN SEALING CONTACT WITH THE OPEN ENDS OF SAID MOLDS, AND HAVING A PASSAGEWAY THERETHROUGH IN COMMUNICATION WITH THE OPEN END OF A FIRST MOLD AND A SECOND PASSAGEWAY THERETHROUGH IN COMMUNICATION WITH THE OPEN END OF A SECOND MOLD, DEAERATING MEANS IN COMMUNICATION WITH SAID FIRST PASSAGEWAY, EXTRUSION MEANS OPERATIVELY CONNECTED TO SAID MIXING MEANS AND SAID SECOND PASSAGEWAY AND ADAPTED SO AS TO INTRODUCE PROPELLANT MIXTURE TO SAID SECOND MOLD SO AS TO SUBSTANTIALLY FILL SAID SECOND MOLD, INJECTION MEANS OPERATIVELY CONNECTED TO SAID MIXING MEANS AND SAID SECOND PASSAGEWAY AND ADAPTED SO AS TO INJECT PROPELLANT MIXTURE INTO SAID SUBSTANTIALLY FILLED SECOND MOLD AT A PRESSURE SUFFICIENT TO COMPACT SAID MIXTURE WITHIN SAID SECOND MOLD, MEANS ADAPTED SO AS TO DEAERATE SAID EXTRUSION MEANS AND SAID INJECTION MEANS, MEANS ADAPTED SO AS TO STOP SAID EXTRUSION MEANS AND TO START SAID INJECTION MEANS WHEN A PREDETERMINED BACK PRESSURE IS EXERTED UPON SAID EXTRUSION MEANS, MEANS ADAPTED SO AS TO STOP SAID INJECTION MEANS WHEN A PREDETERMINED BACK PRESSURE IS EXERTED UPON SAID INJECTION MEANS, MEANS ACTUATED BY THE INJECTION BACK PRESSURE TO ROTATE SAID RACK SO AS TO MOVE SAID SECOND MOLD OUT OF CONTACT WITH SAID SECOND PASSAGEWAY WHILE MAINTAINING THE OPEN END OF SAID MOLD IN SEALING CONTACT WITH SAID PLATE AND TO MOVE SAID FIRST MOLD INTO CONTACT WITH SAID SECOND PASSAGEWAY WHILE MAINTAINING SAID FIRST MOLD IN SEALING CONTACT WITH SAID PLATE, AND MEANS TO REMOVE SAID SECOND MOLD FROM SAID RACK AFTER ROTATION OF SAID RACK.